Timing Belt – Fits Yamaha F150 Outboard Engines (Replaces 63P-46241-00-00)
This timing belt is a direct-fit replacement for Yamaha F150 and LF150 (150 HP) 4-Stroke outboard engines from 2004 to the present. It is also compatible with select F130 models manufactured from 2015 onwards. Refer to the compatibility table for precise model matching.
Engineered to meet or exceed OEM specifications, this belt ensures proper camshaft and valve timing for reliable engine performance. It serves as a direct replacement for Yamaha part numbers 63P-46241-00-00 and 63P-46241-00.
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Installation Type: Internal Engine Component
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Compatible Fuel Type: Gasoline
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Primary Material: High-durability Rubber Composite
Compatible Engine Models
Confirm your engine model/year in the table below. For Yamaha owners, here’s a guide to help you identify your engine’s serial/model: Yamaha Serial Number Guide. You can also review exploded diagrams to verify part numbers: Yamaha Parts Diagrams & Catalog.
| Brand |
Model |
Rated HP |
Stroke |
Years |
OEM Part No. |
Notes |
| Yamaha |
F150 |
150 |
4-Stroke |
2004–present |
63P-46241-00-00 |
All F150 variants including F150TXR, F150TLR, F150JA, F150LA, F150XA, F150JB, F150LB, F150XB |
| Yamaha |
LF150 |
150 |
4-Stroke |
2004–present |
63P-46241-00-00 |
All LF150 variants including LF150TXR, LF150XA, LF150XB |
| Yamaha |
F130 |
130 |
4-Stroke |
2015–present |
63P-46241-00-00 |
F130JB, F130LB, F130XB variants |
Technical Specifications
| Product Type |
Engine Timing Belt |
| Installation |
Internal Engine Component |
| Fuel Type |
Gasoline |
| Housing Material |
Rubber |
| Dimensions |
5.71 × 4.13 × 0.98 inches (145 × 105 × 25 mm) [package dimensions] |
| Weight |
5.3 ounces (150 grams) |
| Other Technical Attributes |
Part of valve/camshaft drive system |
Package Contents
- 1 × V-BELT (63P-46241-00-00)
Installation Guide
Replacing a timing belt is a critical engine maintenance task. Professional installation is strongly recommended. Always consult your engine’s official service manual for detailed procedures, torque specifications, and safety warnings.
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Disconnect Power: Disconnect the battery cables to prevent accidental starting.
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Access the Belt: Remove the engine cowling and any other components (like the flywheel cover or intake manifold) obstructing access to the timing belt cover.
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Align Timing Marks: Rotate the crankshaft to align the timing marks on the camshaft and crankshaft sprockets with the reference points on the engine block. This is a critical step to ensure the engine remains in time.
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Release Tension: Loosen the timing belt tensioner bolt to release tension on the belt.
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Remove Old Belt: Carefully slide the old timing belt off the sprockets.
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Install New Belt: Install the new belt, ensuring it engages correctly with all sprockets and that any directional arrows on the belt are pointing in the direction of engine rotation.
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Apply Tension: Re-engage the tensioner to apply the correct tension to the new belt as specified in the service manual.
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Verify Timing: Rotate the crankshaft manually for two full revolutions and confirm that all timing marks align perfectly once again.
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Reassemble: Reinstall the timing belt cover and all other components that were removed.
Troubleshooting & FAQ
How do I confirm this fits my engine?
Verify your engine's model, horsepower (HP), and year of manufacture against the "Compatible Engine Models" table above. For Yamaha engines, ensuring the model code (e.g., F150TXR, F130LB) matches the notes is the best way to confirm fitment.
What are the signs of a failing timing belt?
Common symptoms include a ticking or rattling noise from the front of the engine, rough idling, engine misfires, or a complete loss of power if the belt breaks. Visual inspection may reveal cracks, fraying, or missing teeth on the belt.
How often should I replace the timing belt?
While service intervals vary, most manufacturers, including Yamaha, recommend replacing the timing belt every 800–1,000 service hours or every 5 years, whichever comes first. Consult your owner's service manual for the exact maintenance schedule for your specific engine model.
OEM vs. Aftermarket?
This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
How fast do you ship and how much does it cost?
We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
What is your warranty and return policy?
This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.